A153006 - cp's OEIS frontend

A153006 Toothpick sequence starting at the outside corner of an infinite square from which protrudes a half toothpick.

n	a(n)
0	0
1	1
2	3
3	6
4	9
5	13
6	20
7	28
8	33
9	37
10	44
11	53
12	63
13	78
14	100
15	120
16	129
17	133
18	140
19	149
20	159
21	174
22	196
23	217
24	231
25	246
26	269
27	297
28	332
29	384
30	448
31	496
32	513
33	517
34	524
35	533
36	543
37	558
38	580
39	601
40	615
41	630
42	653
43	681
44	716
45	768
46	832
47	881
48	903
49	918
50	941

[0, 1, 3, 6, 9, 13, 20, 28, 33, 37, 44, 53, 63, 78, 100, 120, 129, 133, 140, 149, 159, 174, 196, 217, 231, 246, 269, 297, 332, 384, 448, 496, 513, 517, 524, 533, 543, 558, 580, 601, 615, 630, 653, 681, 716, 768, 832, 881, 903, 918, 941]

cp's OEIS Frontend

A153006 Toothpick sequence starting at the outside corner of an infinite square from which protrudes a half toothpick.

Table of values

List of values

n	a(n)
0	0
1	1
2	3
3	6
4	9
5	13
6	20
7	28
8	33
9	37
10	44
11	53
12	63
13	78
14	100
15	120
16	129
17	133
18	140
19	149
20	159
21	174
22	196
23	217
24	231
25	246
26	269
27	297
28	332
29	384
30	448
31	496
32	513
33	517
34	524
35	533
36	543
37	558
38	580
39	601
40	615
41	630
42	653
43	681
44	716
45	768
46	832
47	881
48	903
49	918
50	941

n	a(n)
0	0
1	1
2	3
3	6
4	9
5	13
6	20
7	28
8	33
9	37
10	44
11	53
12	63
13	78
14	100
15	120
16	129
17	133
18	140
19	149
20	159
21	174
22	196
23	217
24	231
25	246
26	269
27	297
28	332
29	384
30	448
31	496
32	513
33	517
34	524
35	533
36	543
37	558
38	580
39	601
40	615
41	630
42	653
43	681
44	716
45	768
46	832
47	881
48	903
49	918
50	941

n	a(n)
0	0
1	1
2	3
3	6
4	9
5	13
6	20
7	28
8	33
9	37
10	44
11	53
12	63
13	78
14	100
15	120
16	129
17	133
18	140
19	149
20	159
21	174
22	196
23	217
24	231
25	246
26	269
27	297
28	332
29	384
30	448
31	496
32	513
33	517
34	524
35	533
36	543
37	558
38	580
39	601
40	615
41	630
42	653
43	681
44	716
45	768
46	832
47	881
48	903
49	918
50	941